package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.sql.Statement;

public class Test2 {
    public static void main(String[] args) {
        UserInfo userInfo= InputUtil.getInputObject(new UserInfo(),"用户信息","删除");
        try(
                Connection connection=DBUtil.getConnection();
                )
        {
            Statement statement=connection.createStatement();
            String sel="DELETE FROM userinfo " +
                    "WHERE username=? ";
            PreparedStatement ps=connection.prepareStatement(sel);
            ps.setString(1,userInfo.getUsername());
            int num=ps.executeUpdate();
            if(num>0)
                System.out.println("删除成功");
            else
                System.out.println("删除失败");

        }catch (SQLException e){
            e.printStackTrace();
        }
    }
}
